Stephen John Toole (April 9, 1859 – March 20, 1919) was a 19th-century Major League Baseball player.

Steve Toole was born in New Orleans on April 9, 1859.

He pitched from 1886 to 1890 in the American Association.

He was elected a commissioner of Allegheny County in November 1908, after campaigning by visiting voters on foot.

This biographical article relating to an American baseball pitcher born in the 1850s is a stub.